Match Document Document Title
US20140353079 TUNABLE ACOUSTIC PANEL  
A tunable acoustic panel that functions as an acoustic diffuser and absorber is disclosed. The acoustic properties of the tunable acoustic panel can be quickly and conveniently modified by moving...
US20110162909 WORKABLE THERMO-ACOUSTIC WOOD BOARD  
Board of natural or composed wood that improves the thermo-acoustic and vibrational properties of the original raw material, and it is used in various ways as constructive part of internal and...
US20110290582 SOUND-DAMPING HOUSING FOR A PUMP AND FOR A DRIVE MOTOR FOR SAID PUMP  
Sound-damping housing for a pump and for a drive motor for said pump, comprising a block-like casing assembled from sound-damping panels and provided with a support construction and a first door...
US20120006614 GAS-TURBINE EXHAUST CONE  
A gas-turbine exhaust cone includes a cone shaped outside cone 1 closed in a flow direction, an inside cone 2 arranged in the outside cone 1 over at least part of the length of the exhaust cone,...
US20140299407 ADJUSTABLE SOUND-ABSORBING PANEL AND ASSEMBLY OF ADJUSTABLE SOUND-ABSORBING PANELS  
A directable sound-absorbing panel comprising a sound-absorbing panel, a fixing member which can be fixed to said sound-absorbing panel, an arm and an articulated joint between said fixing member...
US20140212623 INSULATION PANEL  
The present disclosure describes use of filamentous algae to form insulating construction materials which provide thermal and noise insulation. Algae from the order Zygnematales, the...
US20110214937 REMOVABLE EXHAUST BAFFLE  
A selectively removable exhaust baffle which can be placed within an exhaust pipe to muffle the emitted sound. The removable baffle preferably includes a frame having a pair of legs joined by a...
US20140305734 FLIP OUT DOG LEG MOUNTABLE CEILING SPEAKER ENCLOSURE  
A manually operated flip dog mountable ceiling speaker enclosure, for ceiling or other panel installation, provides a plurality of flip dogs mounted tangentially on an annular flange around an...
US20130192922 Pop Up Curtain Assembly  
A pop up device for a curtain, that is compressed to be packaged in a box, and expanded out of said box.
US20150164696 FOAM CUSHION FOR HEADPHONES  
A composite foam cushion for a sound control device. The cushion includes a core formed of a polymeric foam material and a polymeric coating overlying at least a portion of the core of polymeric...
US20140326532 FOAM CUSHION FOR HEADPHONES  
A composite foam cushion for a sound control device. The cushion includes a core formed of a polymeric foam material and a polymeric coating overlying at least a portion of the core of polymeric...
US20130087404 FOAM CUSHION FOR HEADPHONES  
A composite foam cushion for a sound control device. The cushion includes a core formed of a polymeric foam material and a polymeric coating overlying at least a portion of the core of polymeric...
US20110000739 SHIPPABLE SPEAKER BOX  
A speaker box, or enclosure, and kit with five panels connected by flexible couplings is shipped in a stack of four of the five panels, plus two side panels. The flexible couplings may be provided...
US20130264147 SOUND ABSORPTION PANEL  
Sound absorbency is imparted on a panel, which has increased strength and rigidity, by laminating a foam resin that is not originally permeable and does not absorb sound, and surface sheets that...
US20120281861 VIBRATION DIAPHRAGM AND SPEAKER WITH A VIBRATION DIAPHRAGM  
A vibration diaphragm for a speaker has a spherical bowl section, an annular intervening section and an annular outer section. The spherical bowl section has a top and a spherical cavity defined...
US20110315473 SOUND DAMPING PATCH  
A panel assembly for use in any number of different applications, including a variety of vehicle applications, that reduces noise or vibrations, provides thermal insulation, and/or improves...
US20140262607 Kit For Assembling Acoustic Treatments To Surfaces  
An acoustic panel for reducing and dampening reflected sound therefrom is provided. The panel is formable in an engagement of one or a plurality of individual sections having undulating surfaces...
US20110147119 POROUS NONWOVEN SCRIMS IN ACOUSTICAL PANELS  
An acoustical building panel and method of manufacturing it are disclosed. Embodiments of the panel include a porous nonwoven scrim, a coating deposited on the scrim, a base mat, and an adhesive...
US20140299410 Furniture System For Adjusting Sound Levels in Children's Rooms  
A furniture system for optimizing sound levels and acoustics in a learning environment. The system includes a plurality of pieces selected from a toy shelf, a bridge/tunnel structure, a sandwich...
US20110192676 EXHAUST MUFFLER  
An exhaust muffler (1) for an exhaust system of an internal combustion engine, especially of a motor vehicle, includes two front-side end panels (2) facing away from each other, a circumferential...
US20130042560 Noise damper  
Noise dampers of sound absorbent material are inserted on the metal grid beams in a suspended ceiling. Hangers, embedded in a structural ceiling, that support the beams, are insulated from the...
US20110232993 LAMINATED PERFORATED ACOUSTICAL FOAM  
Prepare an acoustical polymeric foam by providing at least two initial polymeric foams, perforating all the way through the initial polymeric foams and then laminating the perforated initial foams...
US20150156574 SPEAKER ENCLOSURE FRAME  
A speaker enclosure may include a speaker enclosure frame with a back wall, a first, inner wall and a second, outer wall extending from the back wall. The first, inner wall may be longer than the...
US20140353075 SPEAKER ENCLOSURE FRAME  
A speaker enclosure may include a speaker enclosure frame with a back wall, a first, inner wall and a second, outer wall extending from the back wall. The first, inner wall may be longer than the...
US20140048349 BRACKET ASSEMBLY FOR AN AUDIO LOUDSPEAKER SYSTEM  
A bracket assembly for an audio system that includes a mounting bracket slidably connected to a sub-assembly for attaching first and second loudspeaker enclosures of an audio loudspeaker system....
US20120018246 Muffler Unit for Fume Extractor Hood  
A muffler unit (4) for fume extractor hood is disclosed, which comprises an active noise suppression system, comprising at least one loudspeaker (6), and at least two microphones (M1, M2)...
US20150060194 SOUND ABSORBER, SOUND ABSORBER ASSEMBLY AND AN ENGINE WITH A SOUND ABSORBER ASSEMBLY  
A sound absorber comprising a base body and a tongue (24). The base body has a bottom plate, a wall enclosing the bottom plate and an opening enabling the entry of air into the base body. The...
US20100243369 HIGHWAY NOISE BARRIER  
A highway noise barrier panel assembly has a base panel, sound-attenuating insulation located adjacent an exterior surface of the base panel and an insulation retaining structure to secure the...
US20140050054 MULTILAYER BACKING ABSORBER FOR ULTRASONIC TRANSDUCER  
A multilayer backing absorber for use with an ultrasonic transducer comprises a plurality of absorber elements, each absorber element having at least one metal layer and at least one adhesive...
US20140311821 EXHAUST MUFFLER  
An exhaust muffler includes a pair of base members disposed substantially parallel to one another and defining an exhaust entry and exhaust exit. At least one wall member is coupled to the base...
US20130199870 EXHAUST MUFFLER  
An exhaust muffler includes a pair of base members disposed substantially parallel to one another and defining an exhaust entry and exhaust exit. At least one wall member is coupled to the base...
US20120073899 Laminated Acoustic Soundproofing Panel  
A laminated acoustic building panel comprises a pair of plasterboard substrates (10,13) which are bonded together by an adhesive layer (16), the panel having a dynamic Young's modulus of 0.1 to 5...
US20110031059 FOAM COMPOSITIONS WITH ENHANCED SOUND ATTENUATION  
Disclosed are foam compositions with enhanced sound attenuation characteristics for use in earpieces, for example, user-disposable foam members such as foam tips for sound control devices...
US20140077031 METALLIC SANDWICH STRUCTURE HAVING SMALL BEND RADIUS  
An acoustic-attenuating wall panel for a nacelle of a turbine engine may include a radiused portion. The radiused portion may include an airflow surface having a concave configuration and which...
US20110061966 NOISE REDUCING BOOSTER INSERT  
A noise reducing booster insert of a sound suppressor coupled to a barrel of a firearm includes an elongate body, a plurality of gas vents, and a plurality of indexing spokes. The gas vents permit...
US20120325579 SOUND BARRIERS MADE FROM SCRAP AND WASTE MATERIALS  
Sound barrier panels that are made from various waste materials, including scrap fiberglass reinforced plastic (FRP), scrap carpet fibers, recyclable plastics and mineral wool.
US20110064247 Automated Customization of Loudspeakers  
A loudspeaker includes a horn including a first end panel, a second end panel, a first side panel, and a second side panel. Edges of at least the first and second side panels define a diffraction...
US20130068555 ACOUSTIC BARRIER  
An acoustic dampening panel comprising: (a) a first layer of expanded polypropylene; (b) a solid layer having a surface weight between 2.4 kilograms per meter squared and 25 kilograms per meter...
US20110259667 Duct Sound Damper For A Flow Machine  
Duct sound damper for deliberate reduction of sound waves for a flow machine, particularly for a compressor, with a housing having at least one horizontally extending acoustically reflective back...
US20100326850 DISPOSABLE STETHOSCOPE GLOVE AND METHOD  
A stethoscope glove provides a simple and effective way to improve the hygienic practice of medicine by promoting universal precaution in disease prevention. The single use glove is designed to...
US20110308884 SOUND ABSORBER HAVING HELICAL FIXTURES  
A sound absorber comprises an elongated gas channel, through which a flowing gas passes in operation of the sound absorber; and at least one helical fixture mounted in a longitudinal section of...
US20150008067 NARROW CEILING PANEL SPEAKER SYSTEMS  
Narrow ceiling speaker panels designed to be compatible with ArmstrongĀ® TECHZONEā„¢ suspended ceiling systems that include an end-flanged grill box nested in a baffle that supports a loudspeaker and...
US20140326536 STRUCTURAL ACOUSTIC ATTENUATION PANEL  
An acoustic attenuation panel includes a resistive skin having acoustic holes, a solid skin and an acoustic structure. The acoustic structure includes a sound-absorbing material and is arranged...
US20130199872 GYPSUM PANEL HAVING OUTSTANDING SOUND-ABSORBING PROPERTIES AND A PRODUCTION METHOD THEREFOR  
Disclosed is a gypsum panel having outstanding sound-absorbing properties whereby it is possible to impart various aesthetic effects while also having outstanding sound-absorbing effects. The...
US20120125711 SOUND ABSORBING PANEL AND SYSTEM  
Disclosed are a sound absorbing panels and a sound absorbing system using such panels, particularly for use in reducing highway and railway noise. The panel includes an enclosure including a first...
US20140158458 EXHAUST CONE FOR AIRCRAFT TURBOJET ENGINE  
An exhaust cone for an aircraft turbojet engine includes a front part which has a front end and a rear end. The front end is equipped with a front connecting flange connecting to an outlet of a...
US20120318605 ADJUSTABLY ATTENUATING EAR PLUG  
An adjustably attenuating ear plug adapted for use in an ear canal, includes a flexible body, and a valve assembly further comprising a disk and knob translatable relative to the disk, wherein the...
US20140174845 SOUND LIMITING ACOUSTIC SHELL USING A HANGING ACOUSTIC CANOPY  
A temporary building structure is provided. The temporary building structure includes a top wall and an opposing floor surface covered by the top wall. The top wall and the floor surface define a...
US20130283799 RESONANCE DAMPER FOR DAMPING ACOUSTIC OSCILLATIONS FROM COMBUSTOR  
A resonance damper for damping acoustic oscillations within a combustor housing of a gas turbine engine is provided. The resonance damper includes a container, an opening, and a pipe. The...
US20110150258 EXTERNAL EAR INSERT FOR HEARING COMPREHENSION ENHANCEMENT  
A simple hearing enhancement device that takes the normally adequately loud sound levels and optimizes selective frequency gain of the patient's ear passage to improve speech comprehension.